getNum method

  1. @override
num getNum(
  1. K key, {
  2. num? min,
  3. num? max,
})
override

Returns a value at key as num.

If provided min and max are used to clamp the returned value.

FormatException is thrown if an underlying value is unavailable or cannot be converted to num.

Implementation

@override
num getNum(K key, {num? min, num? max}) =>
    toNumValue(this[key], min: min, max: max);